}
System.out.println("Testing RBF_interp with inversemultiquadric function");
scale=3.0;
RBF_inversemultiquadric inversemultiquadric = new RBF_inversemultiquadric(scale);
RBF_interp myRBFimqf =new RBF_interp(pts,y,inversemultiquadric,false);
for (i=0;i<M;i++) {
ppt[0]=pt[i][0];
ppt[1]=pt[i][1];
estim[i]=myRBFimqf.interp(ppt);